Subtract 28/16 from 18/70
1st number: 18/70, 2nd number: 1 12/16
18/70 - 28/16 is -209/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 16 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
18/70 = 18 × 8/70 × 8 = 144/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
28/16 = 28 × 35/16 × 35 = 980/560 - Subtract the two like fractions:
144/560 - 980/560 = 144 - 980/560 = -836/560 - After reducing the fraction, the answer is -209/140
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